// unordered_map::count
#include <bits/stdc++.h>
using namespace std;
int main ()
{
  unordered_map<string,double> mymap = {
     {"Burger",2.99},
     {"Fries",1.99},
     {"Soda",1.50} };

  for (auto& x: {"Burger","Pizza","Salad","Soda"}) {
    if (mymap.count(x)>0)
        cout << "mymap has " << x << "\n";
    else
        cout << "mymap has no " << x << "\n";
  }

  return 0;
}
